fix a bunch of potential problems found by gcc 4.3.x, primarily bare strings being passed to printf()-like functions and ignored results from read()/write() and friends

git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.4@153337 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 5 insertions, 2 deletions

diff --git a/main/file.c b/main/file.c
index 79822e652..45a033c55 100644
--- a/main/file.c
+++ b/main/file.c
@@ -1207,8 +1207,11 @@ static int waitstream_core(struct ast_channel *c, const char *breakon,
 				break;
 			case AST_FRAME_VOICE:
 				/* Write audio if appropriate */
-				if (audiofd > -1)
-					write(audiofd, fr->data, fr->datalen);
+				if (audiofd > -1) {
+					if (write(audiofd, fr->data, fr->datalen) < 0) {
+						ast_log(LOG_WARNING, "write() failed: %s\n", strerror(errno));
+					}
+				}
 			default:
 				/* Ignore all others */
 				break;